Vermiculite as a carrier support for immobilized biological materials
US4504582A · kind A · utility
133Cited by
8References
36Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 7, 1983 |
| Grant date | Mar 12, 1985 |
| Priority date | — |
| Expiry date | Feb 7, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P13/22
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Biological materials are immobilized by being absorbed into vermiculite particles which then are coated with a polymeric coating material. A variety of cross-linking, condensing, and gelling agents may be used to strengthen and crosslink the polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.